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Move convenience macros down for readability

This commit is contained in:
Xavier Del Campo Romero 2020-10-08 08:44:33 +02:00
parent 3e9016f23f
commit 083eca5323
1 changed files with 69 additions and 69 deletions
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138
include/dynstr.h
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@ -25,75 +25,6 @@
#include <stddef.h>
#include <stdbool.h>
/* Since dynstr_append() might fail (as it is based on dynamic memory
* allocation), these macros can be used to avoid boilerplate code. */
/**
* Convenience macro that calls dynstr_append and returns NULL if failed.
*/
#define dynstr_append_or_ret_null(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return NULL;} while (0)
/**
* Convenience macro that calls dynstr_append and returns false if failed.
*/
#define dynstr_append_or_ret_false(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return false;} while (0)
/**
* Convenience macro that calls dynstr_append and returns its error code if failed.
*/
#define dynstr_append_or_ret(...) \
{ \
const enum dynstr_err err = dynstr_append(__VA_ARGS__); \
if (err != DYNSTR_OK) return err; \
}
/**
* Convenience macro that calls dynstr_append and returns zero if failed.
*/
#define dynstr_append_or_ret_zero(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return 0;} while (0)
/**
* Convenience macro that calls dynstr_append and returns one if failed.
*/
#define dynstr_append_or_ret_nonzero(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return 1;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns NULL if failed.
*/
#define dynstr_prepend_or_ret_null(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return NULL;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns false if failed.
*/
#define dynstr_prepend_or_ret_false(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return false;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns its error code if failed.
*/
#define dynstr_prepend_or_ret(...) \
{ \
const enum dynstr_err err = dynstr_prepend(__VA_ARGS__); \
if (err != DYNSTR_OK) return err; \
}
/**
* Convenience macro that calls dynstr_prepend and returns zero if failed.
*/
#define dynstr_prepend_or_ret_zero(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return 0;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns one if failed.
*/
#define dynstr_prepend_or_ret_nonzero(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return 1;} while (0)
/**
* Dynamic string type used for this library.
* @note If needed, members can be safely read but should not be modified
@ -213,4 +144,73 @@ enum dynstr_err dynstr_dup(struct dynstr *dst, const struct dynstr *src);
*/
void dynstr_free(struct dynstr *d);
/* Since dynstr_append() might fail (as it is based on dynamic memory
* allocation), these macros can be used to avoid boilerplate code. */
/**
* Convenience macro that calls dynstr_append and returns NULL if failed.
*/
#define dynstr_append_or_ret_null(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return NULL;} while (0)
/**
* Convenience macro that calls dynstr_append and returns false if failed.
*/
#define dynstr_append_or_ret_false(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return false;} while (0)
/**
* Convenience macro that calls dynstr_append and returns its error code if failed.
*/
#define dynstr_append_or_ret(...) \
{ \
const enum dynstr_err err = dynstr_append(__VA_ARGS__); \
if (err != DYNSTR_OK) return err; \
}
/**
* Convenience macro that calls dynstr_append and returns zero if failed.
*/
#define dynstr_append_or_ret_zero(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return 0;} while (0)
/**
* Convenience macro that calls dynstr_append and returns one if failed.
*/
#define dynstr_append_or_ret_nonzero(...) \
do {if (dynstr_append(__VA_ARGS__) != DYNSTR_OK) return 1;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns NULL if failed.
*/
#define dynstr_prepend_or_ret_null(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return NULL;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns false if failed.
*/
#define dynstr_prepend_or_ret_false(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return false;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns its error code if failed.
*/
#define dynstr_prepend_or_ret(...) \
{ \
const enum dynstr_err err = dynstr_prepend(__VA_ARGS__); \
if (err != DYNSTR_OK) return err; \
}
/**
* Convenience macro that calls dynstr_prepend and returns zero if failed.
*/
#define dynstr_prepend_or_ret_zero(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return 0;} while (0)
/**
* Convenience macro that calls dynstr_prepend and returns one if failed.
*/
#define dynstr_prepend_or_ret_nonzero(...) \
do {if (dynstr_prepend(__VA_ARGS__) != DYNSTR_OK) return 1;} while (0)
#endif /* DYNSTR_H */